Updated faq (markdown)

faq.md

@@ -12,14 +12,23 @@ Most of the features should work with Git 1.7 or above. However, installing plug
 
 ### Migrating from other plugin managers
 
+Download plug.vim in `autoload` directory
+
+```sh
+curl -fLo ~/.vim/autoload/plug.vim --create-dirs \
+    https://raw.githubusercontent.com/junegunn/vim-plug/master/plug.vim
+```
+
+And update your .vimrc as needed.
+
 <table>
 <thead>
 <tr>
 <th>
-Vundle.vim
+With Vundle.vim
 </th>
 <th>
-vim-plug
+Equivalent vim-plug configuration
 </th>
 </tr>
 <tr>